HO

Hiroshi Oba

HS Hitachi High-Tech Science: 4 patents #3 of 45Top 7%
HH Hitachi High-Technologies: 2 patents #65 of 435Top 15%
Overall (2017): #21,617 of 506,227Top 5%
6
Patents 2017

Issued Patents 2017

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
9793085 Focused ion beam apparatus Anto Yasaka, Tomokazu Kozakai, Osamu Matsuda, Yasuhiko Sugiyama, Kazuo Aita +1 more 2017-10-17
9773634 Iridium tip, gas field ion source, focused ion beam apparatus, electron source, electron microscope, electron beam applied analysis apparatus, ion-electron multi-beam apparatus, scanning probe microscope, and mask repair apparatus Tomokazu Kozakai, Osamu Matsuda, Yasuhiko Sugiyama, Kazuo Aita, Fumio Aramaki +1 more 2017-09-26
9773637 Plasma ion source and charged particle beam apparatus Yasuhiko Sugiyama, Mamoru Okabe 2017-09-26
9773646 Plasma ion source and charged particle beam apparatus Yasuhiko Sugiyama, Mamoru Okabe 2017-09-26
9640361 Emitter structure, gas ion source and focused ion beam system Anto Yasaka, Yasuhiko Sugiyama 2017-05-02
9583299 Iridium tip, gas field ion source, focused ion beam apparatus, electron source, electron microscope, electron beam applied analysis apparatus, ion-electron multi-beam apparatus, scanning probe microscope, and mask repair apparatus Tomokazu Kozakai, Osamu Matsuda, Yasuhiko Sugiyama, Kazuo Aita, Fumio Aramaki +1 more 2017-02-28